浮法(fa)鋼化玻璃用(yong)石(shi)(shi)英(ying)輥    退火(huo)用(yong)石(shi)(shi)英(ying)輥    非(fei)標(biao)石(shi)(shi)英(ying)產(chan)品(pin) 

The silica ceramic rollers used in float glass tempering lines and kilns. The special parts made from silica ceramic.

The silica ceramic rollers used in float glass tempering lines and kilns. The special parts made from silica ceramic.

鹽城石英陶瓷輥性(xing)能指標/The Properties Of Fused Silica RoIler

項目ITEMS                          指標 TARGET

抗壓(ya)強度 compressive strength(mpa)       ≥60

體積密度(du) Bulk Density(g/cm3)             ≥1.96

SIO2(WT%)                                                       ≥99.96

顯(xian)氣(qi)孔 Apparent Porosity                       ;           8-11

高溫(wen)抗彎度 Bending Strength(mpa)                  ≥30

熱膨脹系數(shu) Thermal Expansion(x10-6/℃)    ?0.6

表面粗糙(cao)度 Ra/Roughness Ra（um)               ≤1.6

直(zhi)徑公差 Diameter Tolerance(mm)                  ?0.05

徑向跳動 TIR(mm)                                           ≤0.13